document.write( "Question 475972: A box contains 5 brown and 4 white socks. A man takes out two socks. The probability that they are of the same color is: \n" ); document.write( "
Algebra.Com's Answer #326421 by Edwin McCravy(20065)\"\" \"About 
You can put this solution on YOUR website!
A box contains 5 brown and 4 white socks. A man takes out two socks. The probability that they are of the same color is:
\n" ); document.write( "
\r\n" );
document.write( "P(1st brown AND 2nd brown) OR P(1st white AND 2nd white) =\r\n" );
document.write( "\r\n" );
document.write( "and since AND is a clue to multiply and OR is a clue to add,\r\n" );
document.write( "\r\n" );
document.write( "P(1st brown)×P(2nd brown) + P(1st white)×P(2nd white) =\r\n" );
document.write( "\r\n" );
document.write( "P(1st brown) = 5/9\r\n" );
document.write( "P(2nd brown, when 1st was brown) = 4/8 \r\n" );
document.write( "P(1st white) = 4/9\r\n" );
document.write( "P(2nd white, when 1st was white) = 3/8\r\n" );
document.write( "\r\n" );
document.write( "P(1st brown)×P(2nd brown) + P(1st white)×P(2nd white) =\r\n" );
document.write( "\r\n" );
document.write( "            (5/9)(4/8) + (4/9)(3/8)\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "                  20/72 + 12/72\r\n" );
document.write( "\r\n" );
document.write( "                     32/72\r\n" );
document.write( "\r\n" );
document.write( "                      4/9\r\n" );
document.write( "\r\n" );
document.write( "Edwin
\n" ); document.write( "
\n" );